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ASN Lookup Tool
AS40623 GFDL

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS40623
Organisation
Office of Oceanic and Atmospheric Research - Geo..
Name
GFDL
Total IPv4 Addresses
20,480
Total IPv4 Prefixes
2
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#6,267 out of 77,684
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2008-02-14
Registration Last Change
2023-01-23
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS3477
US flagNational Oceanic and Atmospheric Administration
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix140.208.0.0/18
Range From140.208.0.0
Range To140.208.63.255
Prefix140.208.144.0/20
Range From140.208.144.0
Range To140.208.159.255
IPv6 Active Prefixes
Prefix2610:20:8020::/44
Range From2610:20:8020::
Range To2610:20:802f:ffff:ffff:ffff:ffff:ffff
Prefix2610:20:9120::/48
Range From2610:20:9120::
Range To2610:20:9120:ffff:ffff:ffff:ffff:ffff
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.